Triangles

Basic Proportionality Theorem (Thales Theorem) Class 10: Statement, Proof & Examples

A student-friendly guide to the Basic Proportionality Theorem (Thales Theorem) for CBSE Class 10 — its statement, the area-based proof, the converse, and worked examples showing how to find a missing length and how to check whether a line is parallel to the third side of a triangle.

Criteria for Similarity of Triangles Class 10: AAA, AA, SSS & SAS (With Examples)

A student-friendly guide to the criteria for similarity of triangles in CBSE Class 10 (Chapter 6, Triangles) — what makes two triangles similar, and how the AAA/AA, SSS and SAS shortcuts let you prove similarity from just three facts, with a clean worked example for each rule.

Similar Figures Class 10: Meaning, Conditions & Examples (Triangles)

A student-friendly introduction to Chapter 6 (Triangles) for CBSE Class 10 — what similar figures are, how similar differs from congruent, the two conditions for two polygons to be similar, scale factor, and worked examples showing why both conditions are needed.

Triangles Class 10: How to Approach and Master the Chapter

A methodology-first guide to Triangles Class 10 Maths - the chapter snapshot, similarity and theorems, how CBSE tests it, common mistakes, and your roadmap to full marks.